WowAce

One large inventory.

Officially the original source of knowledge of where things are in Draenor during Warlords, in HandyNotes

Speed plugin for any DataBroker display.

The original HandyNotes source for where things are in Battle for Azeroth

Should I send that recipe to my alt?

Bulk mail sending made really easy

Bulk mail reception made really easy

PvE Status Frames

Deathknight Rune Display

A bin for all your LibDataBroker buttons

UIFrameFlash to Animation conversion library for Floating Chat Frame functions.

A library for transmitting and receiving latency information of players.

A library for transmitting and receiving durability information of players in your group.

Shared handling of media data (fonts, sounds, textures, ...) between addons.

Simple AceGUI3 dropdown item classes for font/statusbar/sound/etc.

Allows addons to easily create a lightweight minimap icon as an alternative to heavier LDB displays.

Timer bars with that extra sweetness.

Entertaining kill-shot notification.

Simple and Advanced combined - Bartender4 ActionBar AddOn

"Debug" code free since '93!